XT Advance search layered navigation is the unique extension developed by Team Xthemers. This is most awaited extension by most of the store owner. Here follows the list of features of this extensionsEx

>Extension is compatible to most of the magento version.
>Default magento layered navigation formatting and layout setting. You can enhance the layout/formatting as per your site theme.
>Allows your customers to filter products on advance search result page. It will work same as Default layered navigation.
>Exception is, category and price filter does not included in the extensions.
>Cross browser compatible.
>Follows magento standard coding practices.

- See more at: http://www.xthemers.com/xt-advanced-layered-navigation.html#sthash.SBahD7Bf.dpuf